diff options
Diffstat (limited to 'kernel/sched_fair.c')
| -rw-r--r-- | kernel/sched_fair.c | 20 |
1 files changed, 13 insertions, 7 deletions
diff --git a/kernel/sched_fair.c b/kernel/sched_fair.c index c8c6b056139..86e5e8c5d10 100644 --- a/kernel/sched_fair.c +++ b/kernel/sched_fair.c @@ -547,16 +547,22 @@ static void enqueue_sleeper(struct cfs_rq *cfs_rq, struct sched_entity *se) static void place_entity(struct cfs_rq *cfs_rq, struct sched_entity *se, int initial) { - struct sched_entity *last = __pick_last_entity(cfs_rq); u64 min_runtime, latency; min_runtime = cfs_rq->min_vruntime; - if (last) { - min_runtime += last->vruntime; - min_runtime >>= 1; - if (initial && sched_feat(START_DEBIT)) - min_runtime += sysctl_sched_latency/2; - } + + if (sched_feat(USE_TREE_AVG)) { + struct sched_entity *last = __pick_last_entity(cfs_rq); + if (last) { + min_runtime = __pick_next_entity(cfs_rq)->vruntime; + min_runtime += last->vruntime; + min_runtime >>= 1; + } + } else if (sched_feat(APPROX_AVG)) + min_runtime += sysctl_sched_latency/2; + + if (initial && sched_feat(START_DEBIT)) + min_runtime += sched_slice(cfs_rq, se); if (!initial && sched_feat(NEW_FAIR_SLEEPERS)) { latency = sysctl_sched_latency; |